Finding the Third Proportional to 885,660 and 1,409,945

Step by Step Solution

1. Step 1: Write the proportion equation
   885,660 : 1,409,945 = 1,409,945 : x
2. Step 2: Convert to fraction form
   885,660/1,409,945 = 1,409,945/x
3. Step 3: Cross multiply
   885,660x = 1,409,945 × 1,409,945
4. Step 4: Simplify right side
   885,660x = 1,987,944,903,025
5. Step 5: Solve for x
   x = 1,987,944,903,025/885,660
6. Step 6: Final answer
   x = 2,244,591.49